{"id":"CVE-2019-25779","kind":"vulnerability","aliases":["CVE-2019-25779"],"related":[],"title":"WooThemes Diarise: unauthenticated file read exposes server files like /etc/passwd","description":"WooThemes Diarise through 1.5.9 contains a file read vulnerability that allows unauthenticated attackers to read arbitrary files through the calendar parameter of download.php. Attackers can send GET requests with file:// scheme paths to the calendar parameter to disclose sensitive files like /etc/passwd. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-19.","summary":"WooThemes Diarise through version 1.5.9 lets anyone send a GET request to download.php with a file:// path in the calendar parameter. An attacker can read arbitrary files on the server, such as /etc/passwd, without logging in.","severity":"high","cvss":8.7,"epss":0.00447,"exploited":false,"exploited_at":null,"products":[{"name":"Diarise","fixed":[],"affected":"<= 1.5.9","ecosystem":"wordpress"}],"ecosystems":["wordpress"],"tags":["diarise","package","woothemes","wordpress"],"not_affected_if":["diarise-not-installed","not-installed"],"how_to_check":"Look for a Diarise theme/plugin under wp-content/themes or wp-content/plugins and check its version (<=1.5.9 affected). Test: a GET to download.php with calendar=file:///etc/passwd returns a root: line if vulnerable.","fix":"No patched version found in sources. Remove or replace Diarise; as a stopgap block direct access to download.php in the web server config.","status":"open","published_at":"2026-10-22T11:17:03+00:00","first_seen_at":"2026-10-23T21:57:30+00:00","triaged_at":"2026-10-23T22:35:21+00:00","updated_at":"2026-10-24T07:15:51+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-23T22:35:21Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"WooThemes Diarise: unauthenticated file read exposes server files like /etc/passwd","impact":"medium","summary":"WooThemes Diarise through version 1.5.9 lets anyone send a GET request to download.php with a file:// path in the calendar parameter. An attacker can read arbitrary files on the server, such as /etc/passwd, without logging in.","category":"package","who_cares":["wordpress","woothemes","diarise"],"confidence":0.6,"needs_auth":"no","worst_case":"Arbitrary server files readable, including config files and secrets.","analyst_note":"Confirm whether a patched version exists and whether the product is still maintained; check the NVD entry for the fixed release.","how_to_check":"Check whether the Diarise theme or plugin is installed and at what version (1.5.9 or earlier is affected); unknown how to confirm the exact file path in a given install.","needs_analyst":true,"not_affected_if":["diarise-not-installed"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000488,"input_tokens":2953,"output_tokens":386,"severity_before":"high"},"analyst_status":"done","analyst_note":"Confirm whether a patched version exists and whether the product is still maintained; check the NVD entry for the fixed release.","search":"'-10':108C '-19':109C '-2019':12A,15A '-25779':13A,16A '/etc/passwd':10A,53B,96C '1.5.9':26B,59C '2023':107C 'allow':66C 'anyon':28B 'arbitrari':46B,71C 'attack':43B,68C,79C 'calendar':40B,75C,89C 'contain':60C 'cve':11A,14A 'diaris':2A,18B,23B,57C 'diarise':17A 'disclos':92C 'download.php':34B,78C 'evid':98C 'exploit':97C 'expos':6A 'file':4A,8A,47B,62C,72C,94C 'first':100C 'foundat':105C 'get':31B,82C 'let':27B 'like':9A,95C 'log':55B 'observ':101C 'packag':19B 'paramet':41B,76C,90C 'path':37B,86C 'read':5A,45B,63C,70C 'request':32B,83C 'scheme':85C 'send':29B,81C 'sensit':93C 'server':7A,50B 'shadowserv':104C 'unauthent':3A,67C 'version':25B 'vulner':64C 'without':54B 'woothem':1A,20B,22B,56C 'wordpress':21B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-22T11:17:03+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"disclosure@vulncheck.com","poc_count":1,"sources":[{"source":"nvd","external_id":"CVE-2019-25779","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-25779","severity":null,"published_at":"2026-10-22T11:17:03+00:00","modified_at":"2026-10-22T17:40:46+00:00","first_seen_at":"2026-10-23T21:57:30+00:00","fetched_at":"2026-10-23T22:29:02+00:00","note":null},{"source":"analyst","external_id":"CVE-2019-25779:505","url":null,"severity":null,"published_at":"2026-10-23T23:44:08+00:00","modified_at":"2026-10-23T23:44:08+00:00","first_seen_at":"2026-10-23T23:44:08+00:00","fetched_at":"2026-10-23T23:44:08+00:00","note":"NVD page returned no content; Packet Storm 2019 disclosure (via search snippet, page text not fetched) confirms Diarise 1.5.9 download.php file:// read PoC public. No vendor advisory or fixed version found; WooThemes product appears abandoned. Fix unknown."},{"source":"epss","external_id":"CVE-2019-25779","url":"https://api.first.org/data/v1/epss?cve=CVE-2019-25779","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-24T07:15:51+00:00","fetched_at":"2026-10-24T07:15:51+00:00","note":null}],"documents":[{"id":2137,"url":"https://packetstormsecurity.com/files/152773/wpdiarise159-disclose.txt","title":"Diarise 1.5.9 local file disclosure (Packet Storm)","kind":"poc","source":"analyst","text":null,"published_at":null,"relation":"poc","confidence":null,"note":null},{"id":2138,"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-25779","title":"NVD CVE-2019-25779","kind":"advisory","source":"analyst","text":null,"published_at":null,"relation":"advisory","confidence":null,"note":null}],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}